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Vulnerability · Published Mar 25, 2025 · Assigned by VulDB

CVE-2025-2754Open Asset Import Library Assimp AC3D File ACLoader.cpp ConvertObjectSection heap-based overflow

Medium 6.3

In plain English

A medium-severity heap buffer overflow in Assimp from Open Asset Import Library. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 46% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)0.6%top 53.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been declared as critical. Affected by this vulnerability is the function Assimp::AC3DImporter::ConvertObjectSection of the file code/AssetLib/AC/ACLoader.cpp of the component AC3D File Handler. The manipulation of the argument it leads to heap-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12assimpno fix listedDEBIAN-CVE-2025-2754
Debian:13assimpno fix listedDEBIAN-CVE-2025-2754
Debian:14assimp6.0.5+ds-1DEBIAN-CVE-2025-2754
PyPIpyassimpno fix listedPYSEC-2025-165
Ubuntu:22.04:LTSassimpno fix listedUBUNTU-CVE-2025-2754
Ubuntu:24.04:LTSassimpno fix listedUBUNTU-CVE-2025-2754
Ubuntu:25.10assimpno fix listedUBUNTU-CVE-2025-2754
Ubuntu:26.04:LTSassimpno fix listedUBUNTU-CVE-2025-2754
Ubuntu:26.10assimpno fix listedUBUNTU-CVE-2025-2754

Affected products (as reported)

VendorProductVersions
Open Asset Import Library Assimp 5.4.3

Weakness: CWE-122, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

References